Note 6 - Other Real Estate Owned (Details) - Other Real Estate Owned Expense (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Other Real Estate Owned Expense [Abstract]
Operating expense	$ 3,680	$ 4,817	$ 5,441
(Reversal)/provision for losses	(2,122)	10,668	10,385
Net gain on transfers and disposals	(1,793)	(369)	(5,243)
Total other real estate owned expense	$ (235)	$ 15,116	$ 10,583